egyptian president mohammed morsi has vowed not to defend american diplomatic buildings, including the u.s. embassy, even as his muslim brotherhood organization prepares a massive demonstration throughout the country to be held tomorrow. the brotherhood calling upon the egyptians to take to the streets for what is being called a full day of anti-american protests tomorrow. and in benghazi and libya, reports that libyan authorities have arrested four men suspected of taking part in tuesday's attack on the u.s. consulate, resulting in the murder of our ambassador, christopher stephens and three other americans. as you can see, unrest and demonstrations in the middle east are spreading. in what appears to be an organized series of protests and demonstrations, protesters have showed up at our embassies in tunisia, morocco, sudan, bangladesh, and yemen as well.